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Finding the Fourth Proportional to 104,576.95, 144,315.80 and 59,263.57

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Solution

The fourth proportional to 104,576.95, 144,315.80 and 59,263.57 is: 81,783.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,576.95 : 144,315.80 = 59,263.57 : x
  2. Step 2: Convert to fraction form
    104,576.95/144,315.80 = 59,263.57/x
  3. Step 3: Cross multiply
    104,576.95x = 144,315.80 × 59,263.57
  4. Step 4: Simplify right side
    104,576.95x = 8,552,668,793.83
  5. Step 5: Solve for x
    x = 8,552,668,793.83/104,576.95
  6. Step 6: Final answer
    x = 81,783.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.